kind, charismatic, con seated, courageous and complicated. from an early age, he had the personality, charm and cockiness that made him dream that a hollywood star might one day want to play him in the movies. his first big brush with fame came on the football field. >> i heard they called you the assassin in football. that was a good thing, i take it? >> yes. i was taught by my dad at a young age. he said, son, if you don't hit that guy first, he's going to hit you and hurt you first. >> a superstar athlete and mr. popularity in high school, jimmy seemed to have it all as a big fish in the river city of kankak kankakee, illinois, a blue collar town south of chicago. >> i was the star player. i was captain every year that i played. >> jimmy grew up in the shadow of his father, big jim, who was a cop and hero to his young son. >> he was my best friend.